* {
    margin: 0;
    padding: 0;
}

a {
    text-decoration: none;
}

ul {
    list-style: none;
}

/* 清除浮动 */
.clearFloat:after {
    content: '';
    display: block;
    height: 0;
    clear: both;
}

.clearFloat {
    *zoom: 1;
}

/* 针对学子商城居中1000宽度 */
.center {
    width: 1000px;
    margin: 0 auto;
}